Coastal Erosion and Protecting the Coast

What is the name of the village in UK's coast that is experiencing extreme erosion?

• Happisburg in Wales

• Happisburg in Norfolk

• Happisburg in Walsh

• Happisburg in Scotland

On which sea is it located?

• Atlantic

• French Channel

• North Sea

• Ireland Sea

Which of the following played a role in destroying Bryony's house? Think carefully and thick all the correct choices.

• the material the cliff is made off.

• the storm surge

• the waves

• the swash and backwasj

Look at Photograph C [pg 64-65] in the textbook, what are the wooden barriers in the right angle to the beach called

• armours

• revetments

• reefa

• groynes

What is their job? Select 3 correct answers.

• they break the waves early in the sea.

• they prevent sand being carried away by longshore drift.

• they prevent the cliffs from erosion

• they absorb the energy of the waves

Still referring the Photograph C. What are wooden structures parallel to the beach called.

[Parallel is something that runs in a straight line like these two broken lines ===========]

• rock armour

• reefs

• groynes

• revetments

What is their job? Select three correct answers.

• they prevent sand being carried away by longshore drift.

• they make the waves break early.

• they reduce the energy of the waves.

• they protect the cliffs from being eroded fast

Photograph D shows another type of barrier. What is it called?

• revetments

• reefs

• rock armour

• sea walls

Which of three types of barriers identified in the questions above last the longest? Why?

• groynes, because they are made of wood and it can last very long at least 20 years.

• revetments because they break the waves and slow their energy and can last at least 20 years.

• rock armour because they are made from granite rocks and not easy to erode or move by the waves.

• reefs because they stop the waves out in the sea.

Compare Photograph C and D, which one is taken during a high tide?

• C is during high tide

• D is during high tide